package com.ruoyi.project.gzbook.bookinfo.controller;

import java.io.File;
import java.io.IOException;
import java.math.BigDecimal;
import java.util.List;
import java.util.UUID;

import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import com.ruoyi.framework.aspectj.lang.annotation.Log;
import com.ruoyi.framework.aspectj.lang.enums.BusinessType;
import com.ruoyi.project.gzbook.bookinfo.domain.DgBookInfo;
import com.ruoyi.project.gzbook.bookinfo.service.IDgBookInfoService;
import com.ruoyi.framework.web.controller.BaseController;
import com.ruoyi.framework.web.domain.AjaxResult;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.framework.web.page.TableDataInfo;
import org.springframework.web.multipart.MultipartFile;

/**
 * 图书信息Controller
 * 
 * @author mhg
 * @date 2021-10-08
 */
@Controller
@RequestMapping("/gzbook/bookinfo")
public class DgBookInfoController extends BaseController
{
    private String prefix = "gzbook/bookinfo";

    @Value("${my_upload_path}")
    private String dirPath;

    @Autowired
    private IDgBookInfoService dgBookInfoService;

    @RequiresPermissions("gzbook:bookinfo:view")
    @GetMapping()
    public String bookinfo()
    {
        return prefix + "/bookinfo";
    }

    /**
     * 查询图书信息列表
     */
    @RequiresPermissions("gzbook:bookinfo:list")
    @PostMapping("/list")
    @ResponseBody
    public TableDataInfo list(DgBookInfo dgBookInfo)
    {
        startPage();
        List<DgBookInfo> list = dgBookInfoService.selectDgBookInfoList(dgBookInfo);
        return getDataTable(list);
    }

    /**
     * 导出图书信息列表
     */
    @RequiresPermissions("gzbook:bookinfo:export")
    @Log(title = "图书信息", businessType = BusinessType.EXPORT)
    @PostMapping("/export")
    @ResponseBody
    public AjaxResult export(DgBookInfo dgBookInfo)
    {
        List<DgBookInfo> list = dgBookInfoService.selectDgBookInfoList(dgBookInfo);
        ExcelUtil<DgBookInfo> util = new ExcelUtil<DgBookInfo>(DgBookInfo.class);
        return util.exportExcel(list, "图书信息数据");
    }

    /**
     * 新增图书信息
     */
    @GetMapping("/add")
    public String add()
    {
        return prefix + "/add";
    }

    /**
     * 新增保存图书信息
     */
    @RequiresPermissions("gzbook:bookinfo:add")
    @Log(title = "图书信息", businessType = BusinessType.INSERT)
    @PostMapping("/add")
    @ResponseBody
    public AjaxResult addSave(String bookName, Long authorId, Long publishId,
                              String descption, BigDecimal price,Long indexId,
                              BigDecimal discountPrice,Long isSign, MultipartFile file) throws IOException {
        DgBookInfo dgBookInfo = new DgBookInfo();
        dgBookInfo.setBookName(bookName);
        dgBookInfo.setAuthorId(authorId);
        dgBookInfo.setPublishId(publishId);
        dgBookInfo.setDescption(descption);
        dgBookInfo.setPrice(price);
        dgBookInfo.setIndexId(indexId);
        dgBookInfo.setDiscountPrice(discountPrice);
        dgBookInfo.setIsSign(isSign);

        //保存文件到相关路径
        //得到原始文件名
        String fileName = file.getOriginalFilename();
        //得到后缀名
        String suffix = fileName.substring(fileName.lastIndexOf("."));
        //得到唯一文件名
        fileName = UUID.randomUUID()+suffix;
        //保存图片的路径

        File dirFile = new File(dirPath);
        //判断如果文件夹不存在 创建
        if (!dirFile.exists()){
            dirFile.mkdirs();
        }
        //得到文件的完整路径
        String filePath = dirPath+"/"+fileName;
        //保存文件  异常抛出
        file.transferTo(new File(filePath));
        //保存文件名
        dgBookInfo.setImagePath(fileName);
        return toAjax(dgBookInfoService.insertDgBookInfo(dgBookInfo));
    }




    /**
     * 修改图书信息
     */
    @GetMapping("/edit/{id}")
    public String edit(@PathVariable("id") Long id, ModelMap mmap)
    {
        DgBookInfo dgBookInfo = dgBookInfoService.selectDgBookInfoById(id);
        mmap.put("dgBookInfo", dgBookInfo);
        return prefix + "/edit";
    }

    /**
     * 修改保存图书信息
     */
    @RequiresPermissions("gzbook:bookinfo:edit")
    @Log(title = "图书信息", businessType = BusinessType.UPDATE)
    @PostMapping("/edit")
    @ResponseBody
    public AjaxResult editSave(DgBookInfo dgBookInfo)
    {
        return toAjax(dgBookInfoService.updateDgBookInfo(dgBookInfo));
    }

    /**
     * 删除图书信息
     */
    @RequiresPermissions("gzbook:bookinfo:remove")
    @Log(title = "图书信息", businessType = BusinessType.DELETE)
    @PostMapping( "/remove")
    @ResponseBody
    public AjaxResult remove(String ids)
    {
        return toAjax(dgBookInfoService.deleteDgBookInfoByIds(ids));
    }
}
